From: Johan Hovold <jhovold@gmail.com>
Date: Fri, 12 Apr 2013 08:32:28 +0000 (+0200)
Subject: TTY: synclink: fix DTR being raised on hang up
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~136^2~14
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=78c6cccadb6ead2dab503f95aefdbfb2ae409a32;p=pandora-kernel.git

TTY: synclink: fix DTR being raised on hang up

Make sure to check ASYNC_INITIALISED before raising DTR when waking up
from blocked open in block_til_ready.

Currently DTR could get raised at hang up as a blocked process would
raise DTR unconditionally before checking for hang up and returning.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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